Civic Intelligence

Greenwater Foundation

EIN 92-1506279 • 501(c)3 • Arlington, VA

Profile

Greenwater Foundation provides leadership of marine conservation and humanitarian efforts undertaken by diverse organizations (governments, universities, NGOs, and private companies) by providing coordination of affordable vessels and science assets to achieve more efficient operations and larger collaboration all over the world.

104 N Galveston StreetArlington, VA 22203

greenwaterfoundation.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

19th percentile

0.00x

Higher debt load relative to assets than 19% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Liabilities / Revenue

20th percentile

0.00x

Higher debt load relative to revenue than 20% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Net Margin

91st percentile

54%

Higher net margin than 91% of similar nonprofits.

501(c)3 • $1M-$5M nonprofits • Source year 2024

Top Officer Pay

Score unavailable

No value available

No filing with officer rows is available for this organization yet.

Asset Growth

Score unavailable

No value available

No earlier valid filing was available within the previous three public years.

Source year 2024

Revenue Growth

Score unavailable

No value available

No earlier valid filing was available within the previous three public years.

Source year 2024

Balance Sheet
Liabilities / Assets19th percentile

Assets

$678,593

No earlier filing loaded for comparison.

Liabilities

$126

No earlier filing loaded for comparison.

Net Assets

$678,467

No earlier filing loaded for comparison.

Operations
Liabilities / Revenue20th percentileNet Margin91st percentile

Revenue

$1,238,127

No earlier filing loaded for comparison.

Expenses

$564,734

No earlier filing loaded for comparison.

Net Income

$673,393

No earlier filing loaded for comparison.

Trend Graphs

Balance Sheet Trend

Asset GrowthScore unavailable

Grouped bars show assets, liabilities, and net assets across loaded filings.

$800K$600K$400K$200K$0Assets 2024: $678,593Liabilities 2024: $126Net Assets 2024: $678,4672024

Highlighted filing

2024

Assets$678,593
Liabilities$126
Net Assets$678,467
Open 2024 Filing

Operations Trend

Revenue GrowthScore unavailable

Revenue, expenses, and net income by year, with the latest filing highlighted.

$1.5M$1.0M$500K$0Revenue 2024: $1,238,127Expenses 2024: $564,734Net Income 2024: $673,3932024

Highlighted filing

2024

Revenue$1,238,127
Expenses$564,734
Net Income$673,393
Open 2024 Filing

Filings

Most recent year

2024 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$678,593
Liabilities
$126
Net assets
$678,467
Revenue
$1,238,127
Expenses
$564,734
Net income
$673,393
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2024Detailed filing. Detailed filing data is available for this year.$0.68$0.00$0.68$1.24$0.56$0.67
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jan 1, 2024 to Dec 31, 2024
Signed
Jun 5, 2025
Return Version
2024v5.1
Gross Receipts
$1,238,127
Mission and Program Overview

Mission

Greenwater Foundation provides leadership of marine conservation and humanitarian efforts undertaken by diverse organizations (governments, universities, NGOs, and private companies) by providing coordination of affordable vessels and science assets to achieve more efficient operations and larger collaboration all over the world.

Balance Sheet Detail
LineBeginningEndChange
Assets
Rtn Earn Endowment Incm Other Fnds-$678,467-
Land, Buildings, and Equipment, Net-$646,747-
Savings and Temporary Cash Investments-$31,640-
Investments Other Securities-$200-
Cash and Non-Interest-Bearing Accounts-$6-
Accounts Receivable-$0-
Other Notes and Loans Receivable, Net-$0-
Pledges and Grants Receivable-$0-
Receivable From Disqualified Prsn-$0-
Receivables From Officers Etc-$0-
Investments Program Related-$0-
Investments in Publicly Traded Securities-$0-
Intangible Assets-$0-
Inventories for Sale or Use-$0-
Prepaid Expenses and Deferred Charges-$0-
Total Assets$0$678,593▲ $678,593
Other Assets Total-$0-
Liabilities
Accounts Payable and Accrued Expenses-$125-
Other Liabilities-$1-
Total Liabilities$0$126▲ $126
Net Assets / Fund Balance
Total Net Assets Fund Balance$0$678,467▲ $678,467
Total Liabilities and Net Assets / Fund Balance$0$678,593▲ $678,593

Asset Categories

AssetBook ValueDepreciationBasis
Equipment$646,747$49,728$696,475
Compensation and Service Providers
Top Officer PayScore unavailable

Board Members and Trustees

NameTitle
Mark MillerChairman
Allen ShimadaDirector
Scott ThompsonDirector
Margaret RuxtonExecutive Director
Revenue and Support

Revenue Composition

Contributions and Grants
$1,236,755
Program Service Revenue
$0
Investment Income
$1,372
Other Revenue
$0
All Other Contributions
$1,236,755
Change in Net Assets
$673,393

Noncash Contribution Practices

Property subject to holding requirements
No
Reviewed unusual noncash gifts
No
Third parties used for noncash contributions
No

Noncash Contributions

Contribution TypeContribution CountReported AmountValuation Method
Boats and Planes1$696,475Appraisal
Total Noncash Contributions1$696,475-
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$564,734
Total Fundraising Expense$1,993
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0
Salaries, Compensation, and Employee Benefits$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Fees for Services Other$510,800--$510,800
Depreciation Depletion-$49,728-$49,728
Advertising--$1,993$1,993
Fees for Services Accounting-$1,541-$1,541
Office Expenses-$498-$498
Fees for Services Legal-$174-$174
Total Functional Expenses$510,800$51,941$1,993$564,734
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Receivables from Disqualified Persons-$0-
Receivables from Officers, Directors, Trustees, and Key Employees-$0-
Debt and Bond Financing

Other Reported Liabilities

LiabilityAmount
Rounding$1
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
Yes
Backup withholding compliance
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
No
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
No
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section B, Line 11B

“No review was or will be conducted.”

Form 990, Part VI, Section B, Line 12C

“This Policy is to protect the Corporation's interests when contemplating transactions or arrangements that might benefit the private interest of an officer or Director of the Corporation or might result in a possible excess benefit transaction. This Policy supplements, but does not replace, any applicable state and federal laws governing conflict of interest applicable to nonprofit and charitable organizations. This Policy is an integral part of the Corporation's Bylaws, and shall be attached thereto as such. This Policy is intended to supplement but not replace any applicable Virginia or federal laws governing the conflicts of interest applicable to nonprofit charitable corporations.”

Form 990, Part VI, Section C, Line 19

“No documents available to the public.”

Filing and Contact Details

Filer

Filer Name
Greenwater Foundation
EIN
92-1506279
Phone
9498422517
Address
104 N Galveston Street, Arlington, VA 22203

Signing Officer

Name
Margaret Ruxton
Title
Executive Director
Signed
2025-06-05
Discuss with paid preparer
Yes

Organization Details

Formed
2023
Legal Domicile
Va
Voting Board Members
4
Independent Board Members
4
Employees
0
Volunteers
10

Preparer

Firm
Castellon Professional Services PC
Address
938 E El Camino Real, Sunnyvale, CA 94087
Preparer
Frank Mario CastellonCPACGMAMST
Phone
4156556626
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IRS990/VotingMembersIndependentCnt04
IRS990/WebsiteAddressTxt0https://greenwaterfoundation.org/
IRS990/WhistleblowerPolicyInd0true
ReturnHeader/BuildTS02025-03-06 01:10:19Z
ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd0true
ReturnHeader/BusinessOfficerGrp/PersonNm0Margaret Ruxton
ReturnHeader/BusinessOfficerGrp/PersonTitleTxt0Executive Director
ReturnHeader/BusinessOfficerGrp/SignatureDt02025-06-05
ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt0Greenwater Foundation
ReturnHeader/Filer/BusinessNameControlTxt0GREE
ReturnHeader/Filer/EIN0921506279
ReturnHeader/Filer/PhoneNum09498422517
ReturnHeader/Filer/USAddress/AddressLine1Txt0104 N Galveston Street
ReturnHeader/Filer/USAddress/CityNm0Arlington
ReturnHeader/Filer/USAddress/StateAbbreviationCd0VA
ReturnHeader/Filer/USAddress/ZIPCd022203
ReturnHeader/IRSResponsiblePrtyInfoCurrInd0true
ReturnHeader/PreparerFirmGrp/PreparerFirmEIN0990453672
ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt0Castellon Professional Services PC
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt0938 E El Camino Real
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm0Sunnyvale
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd0CA
ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd094087
ReturnHeader/PreparerPersonGrp/PhoneNum04156556626
ReturnHeader/PreparerPersonGrp/PreparerPersonNm0Frank Mario CastellonCPACGMAMST
ReturnHeader/PreparerPersonGrp/SelfEmployedInd0X
ReturnHeader/ReturnTs02025-06-05T16:29:35-07:00
ReturnHeader/ReturnTypeCd0990
ReturnHeader/TaxPeriodBeginDt02024-01-01
ReturnHeader/TaxPeriodEndDt02024-12-31
ReturnHeader/TaxYr02024

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